Definition: In this task, you are given an input list A. You need to extract and sort the unique digits used in the list in ascending order. Return -1 if there is no digit in the list.
Input: ['361', '461', 'w', '329', '207', 'u', '495', 'z', 'o']

0, 1, 2, 3, 4, 5, 6, 7, 9